Category: Career

hard link vs symbolic link

#####Hard link vs. Soft link in Linux or UNIX #####Hard links cannot link directories. Cannot cross file system boundaries. Soft or symbolic links are just like hard links. It allows to associate multiple filenames with a single file. However, symbolic links...

Setup scala in linux

####Setup scala in linux and Hello World it is so simple! 1. download scala from official website 2. unzip it: tar xvzf scala-2.10.3.tgz 3. create SCALA_HOME export SCALA_HOME=~/projects/scala/scala-2.10.3/ add it to path export PATH=$PATH:$SCALA_HOME/bin 4. create hello world vi HelloWorld.scala object...